General C++ Programming - C++ Forum - September 2012 (Page 2)

I'm trying to connect to my database using the following code: #include <iostream> #include <conio.h> #include <math.h> #include <cstdlib> #include <i...

[no replies]

by Poethetortoise

Regex

I was a little confused about the regex explanation on this site. What syntax do I have to use to do simple matching? Thanks!

[1 reply] : As far as I know the syntax used by std::regex and boost::regex are id... (by R0mai)

by talya7

Command with parameters

How to fix my program using C not C++ #include <stdio.h> #include <string.h> void func_command(char *input, char *command,int*num_params, float *para...

[2 replies] Last: Thank you. I am trying to output the command, the number of parameters... (by talya7)

by Angeljruiz

Iterator loops forever ?

[11 replies] Last: Ah yes. The push_back must've invalidated the iterator. You'll proba... (by cire)

by hooshdar3

error

Hi.Here's my code: char s ="76111"; while(*s) cout << s-- ; Why do I get error on the last line? Please run it on other platfor...

[7 replies] Last: I guess I found the problem.It wasprobably modifying the constant poin... (by hooshdar3)

by Zephilinox

Swapping two pairs in a map with a unique_ptr

I'm having some trouble with this, I have a map of <string, unique_ptr> and an iterator pointing to the pair I want to swap with the first pair in the map. thi...

[4 replies] Last: I was trying to implement a state machine for SFML, I did actually get... (by Zephilinox)

by johnhuge

while loop with array condition

I have this array and i am asking the user to enter a string that is in array, but if the user doesn't enter a string that is not in the array i want to ask th...

[3 replies] Last: THANKS I got it to work (by johnhuge)

by MirzaAdrian

Help with Array

I'm trying to build a population for my Genetic Algorithm Project using an array. The number of the population is 10 and it consists of 28 binary bit. Here is m...

[4 replies] Last: Okey dokey!! Thanks everyone! (by MirzaAdrian)

by Matthew Shoppas

Dynamic Arrays and DAM

Hey I need a way to check if a Dynamic Array is full. I am writing a check program for class saying once an array is full I have a function that creates a new a...

[5 replies] Last: In that case, never mind. Just stick to the manual size check whenever... (by JellyFox)

by cire

Are pointers the best way?

So, somehow I ended up watching a video animation of a sort working on youtube, and I thought it might be interesting to emulate it in SFML. To that end I've i...

[2 replies] Last: Thanks for the input. I was half-thinking the source could serve as a... (by cire)

by biLmLik

adding salaries from file

i want tO add the salaries from a fiLe tO the prOgramme aLL the cOde is compiLing but the problem is that output file is not showing total of the salaries.. ...

[1 reply] : Is your lower-case 'o' key broken? Anyway, have you tried using the '>... (by JellyFox)

by closed account 2NywAqkS

How often should a server update

In most professional games how often do servers update (not as in patches but other player positions and stuff) their clients or do they use a different method ...

[no replies]

by headshot

How to convert IP to hex using C++ (1,2)

Hi guy . I don`t known how to convert IP to hex . In this link http://www.mustat.com/50.22.100.250 (Ip host www.cplusplus.com) . I see hex IP : Hex IP 0x321...

[22 replies] Last: In this case both structures allocated the same amount of memory (4 by... (by JAL)

by Ashley Macdonald

Adding 2 variables

I know how to add 2 variables and cout it in a third variable, but how can i make one variable add itself to another variable. eg int Coins = 0 int Amount ...

[2 replies] Last: yuppers, just like peter87 stated. (by Reaper1)

by purpleblue

Question about if statement

Hi, I wrote the following code int a; cin >> a; if(a== 2) { // btw do I need to single quote '2' a=3; } else{ a=5; } int c=a+2; cout << c; And what I want ...

[2 replies] Last: you could try to assign a as 0 when your declaring the variable int ... (by Steven Menzies)

by Steven Menzies

for loop pause

I'm having an issue with my for loop. Basically what i'm doing is i'm making a virtual hangman game for one of my labs in school. I put a for loop to loop thr...

[3 replies] Last: @Steven Menzies Yeah, I think the tweak was changing bool ok = true;... (by whitenite1)

by Reaper1

triangle

// Includes #include "stdafx.h" #include <iostream> #include <conio.h> using namespace std; // Main Function void main() { int x; int y; cou...

[2 replies] Last: ah ok. thank you, i see and understand now, thanks for the help, white... (by Reaper1)

by Poethetortoise

Random Numbers

I am developing a program that will generate algebra problems and answers for me to use for studding at home. I need to make some random numbers but every time ...

[8 replies] Last: int random = (rand() %5) + 1; (by soranz)

by Reaper1

rectangle

// Includes #include "stdafx.h" #include <iostream> #include <conio.h> using namespace std; // Main Function int main() { int a; int b; int length; int w...

[4 replies] Last: Mark the both your threads as resolved.:) (by vlad from moscow)

by Reaper1

Quick question on a return

// Includes #include "stdafx.h" #include <iostream> #include <cstdlib> #include <ctime> #include <conio.h> using namespace std; // Prototypes int addition();...

[5 replies] Last: oh ok, thank you. (by Reaper1)

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General C++ Programming - September 2012 (Page 2)